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Finding the Fourth Proportional to 606,902.59, 910,062.87 and 286,788.01

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Solution

The fourth proportional to 606,902.59, 910,062.87 and 286,788.01 is: 430,044.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,902.59 : 910,062.87 = 286,788.01 : x
  2. Step 2: Convert to fraction form
    606,902.59/910,062.87 = 286,788.01/x
  3. Step 3: Cross multiply
    606,902.59x = 910,062.87 × 286,788.01
  4. Step 4: Simplify right side
    606,902.59x = 260,995,119,462.19
  5. Step 5: Solve for x
    x = 260,995,119,462.19/606,902.59
  6. Step 6: Final answer
    x = 430,044.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.